diff options
Diffstat (limited to 'arch/s390/include/asm/pgtable.h')
-rw-r--r-- | arch/s390/include/asm/pgtable.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index c4773a2ef3d3..e4efacfe1b63 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h | |||
@@ -577,16 +577,16 @@ static inline void pgste_set_unlock(pte_t *ptep, pgste_t pgste) | |||
577 | static inline pgste_t pgste_update_all(pte_t *ptep, pgste_t pgste) | 577 | static inline pgste_t pgste_update_all(pte_t *ptep, pgste_t pgste) |
578 | { | 578 | { |
579 | #ifdef CONFIG_PGSTE | 579 | #ifdef CONFIG_PGSTE |
580 | unsigned long pfn, bits; | 580 | unsigned long address, bits; |
581 | unsigned char skey; | 581 | unsigned char skey; |
582 | 582 | ||
583 | pfn = pte_val(*ptep) >> PAGE_SHIFT; | 583 | address = pte_val(*ptep) & PAGE_MASK; |
584 | skey = page_get_storage_key(pfn); | 584 | skey = page_get_storage_key(address); |
585 | bits = skey & (_PAGE_CHANGED | _PAGE_REFERENCED); | 585 | bits = skey & (_PAGE_CHANGED | _PAGE_REFERENCED); |
586 | /* Clear page changed & referenced bit in the storage key */ | 586 | /* Clear page changed & referenced bit in the storage key */ |
587 | if (bits) { | 587 | if (bits) { |
588 | skey ^= bits; | 588 | skey ^= bits; |
589 | page_set_storage_key(pfn, skey, 1); | 589 | page_set_storage_key(address, skey, 1); |
590 | } | 590 | } |
591 | /* Transfer page changed & referenced bit to guest bits in pgste */ | 591 | /* Transfer page changed & referenced bit to guest bits in pgste */ |
592 | pgste_val(pgste) |= bits << 48; /* RCP_GR_BIT & RCP_GC_BIT */ | 592 | pgste_val(pgste) |= bits << 48; /* RCP_GR_BIT & RCP_GC_BIT */ |
@@ -628,16 +628,16 @@ static inline pgste_t pgste_update_young(pte_t *ptep, pgste_t pgste) | |||
628 | static inline void pgste_set_pte(pte_t *ptep, pgste_t pgste) | 628 | static inline void pgste_set_pte(pte_t *ptep, pgste_t pgste) |
629 | { | 629 | { |
630 | #ifdef CONFIG_PGSTE | 630 | #ifdef CONFIG_PGSTE |
631 | unsigned long pfn; | 631 | unsigned long address; |
632 | unsigned long okey, nkey; | 632 | unsigned long okey, nkey; |
633 | 633 | ||
634 | pfn = pte_val(*ptep) >> PAGE_SHIFT; | 634 | address = pte_val(*ptep) & PAGE_MASK; |
635 | okey = nkey = page_get_storage_key(pfn); | 635 | okey = nkey = page_get_storage_key(address); |
636 | nkey &= ~(_PAGE_ACC_BITS | _PAGE_FP_BIT); | 636 | nkey &= ~(_PAGE_ACC_BITS | _PAGE_FP_BIT); |
637 | /* Set page access key and fetch protection bit from pgste */ | 637 | /* Set page access key and fetch protection bit from pgste */ |
638 | nkey |= (pgste_val(pgste) & (RCP_ACC_BITS | RCP_FP_BIT)) >> 56; | 638 | nkey |= (pgste_val(pgste) & (RCP_ACC_BITS | RCP_FP_BIT)) >> 56; |
639 | if (okey != nkey) | 639 | if (okey != nkey) |
640 | page_set_storage_key(pfn, nkey, 1); | 640 | page_set_storage_key(address, nkey, 1); |
641 | #endif | 641 | #endif |
642 | } | 642 | } |
643 | 643 | ||